Heavy-duty combination smoker/grill



FIG. 1 is a front elevational view of a heavy-duty combination smoker/grill showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a sectional view taken vertically through the mid-plane of the device at line 8--8 of FIG. 5; and,

FIG. 8 is a sectional view taken vertically through the mid-plane of the device at line 7--7 of FIG. 5.

The cord in broken lines in FIG. 4 is shown for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a heavy-duty combination smoker/grill, as shown and described. 